Finding the Third Proportional to 998,158 and 2,164,466

Step by Step Solution

1. Step 1: Write the proportion equation
   998,158 : 2,164,466 = 2,164,466 : x
2. Step 2: Convert to fraction form
   998,158/2,164,466 = 2,164,466/x
3. Step 3: Cross multiply
   998,158x = 2,164,466 × 2,164,466
4. Step 4: Simplify right side
   998,158x = 4,684,913,065,156
5. Step 5: Solve for x
   x = 4,684,913,065,156/998,158
6. Step 6: Final answer
   x = 4,693,558.60